<template>
  <div class="login_container">
    <div class="login_box">
      <!-- 头像区域 -->
      <div class="avatar_box">
        <img src="../assets/mar2.jpg" />
      </div>
      <!-- 登陆表单 -->
      <el-form label-width="0px" class="login-form" :model="loginform" :rules="loginFormRules" ref="code">
        <el-form-item prop="username">
          <el-input
            prefix-icon="el-icon-user-solid"
            v-model="loginform.username"
          ></el-input>
        </el-form-item>
        <!-- 密码 -->
        <el-form-item prop="password">
          <el-input
            prefix-icon="el-icon-s-goods"
            type="password"
            v-model="loginform.password"
          ></el-input>
        </el-form-item>

        <!-- button -->
        <el-form-item class="btns">
          <el-button type="primary" @click="check">登陆</el-button>
          <el-button type="info" @click="reset">重置</el-button>
        </el-form-item>
      </el-form>
    </div>
  </div>
</template>


<script>
export default {
  data() {
    //   这是登陆组件的绑定对象
    return {
      loginform: { username: "admin", password: "123456" },
      loginFormRules:{
          username:[  { required: true, message: '请输入用户名', trigger: 'blur' },
                      { min: 3, max: 10, message: '长度在 3 到 10 个字符之间', trigger: 'blur' }],
          password:[{ required: true, message: '请输入密码', trigger: 'blur' },
                      { min: 6, max: 15, message: '长度在 6到 15个字符之间', trigger: 'blur' }]
      }
    };
  },
methods:{reset(){
          this.$refs.code.resetFields()},
          check(){
               this.$refs.code.validate(async vaild=>{
                    if(!vaild){return;}
                   const {data:res}= await this.$http.post('login',this.loginform)
                      if(res.meta.status!=200)
                      {return this.$message.error("登陆失败！");}
                    else{  this.$message.success("登陆成功！")
                    window.sessionStorage.setItem("token" , res.data.token);
                     this.$router.push("/home")
                    }   

               });
          }

}

};
</script>

<style lang="less" scope>
.login_container {
  background: #2b4b6b;
  height: 900px;
}
.login_box {
  width: 450px;
  height: 300px;
  background-color: #fff;
  border-radius: 3px;
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);

  .avatar_box {
    width: 130px;
    height: 130px;
    border: 1px solid #eee;
    border-radius: 50%;
    box-shadow: 0 0 10px #ddd;
    position: absolute;
    left: 50%;
    transform: translate(-50%, -50%);
    img {
      width: 100%;
      height: 100%;
      border-radius: 50%;
      background-color: #eee;
    }
  }
}
.btns {
  display: flex;
  justify-content: flex-end;
}
.login-form {
  width: 100%;
  position: absolute;
  bottom: 0;
  padding: 0 20px;
  box-sizing: border-box;
}
</style>
